what is the minimum number of diagnostic and therapeutic in a split study? - ANSWER- 2 diagnostic 3 therapeutic what is the most stable stage of sleep respiratory wise? - ANSWER- N3 (NREM is more stable and REM is irregular) What does common mode rejection do? - ANSWER- It is a process that takes input signals and eliminates identical voltages from two different sources (records dissimilar voltages) (higher the CMMR, the more efficient the amplifier) what should the low pass filter for an EEG be if seizures are expected? - ANSWER- 70 Hz (usually 35 Hz) What happens to a waveform is sensitivity is increased? - ANSWER- The vertical size of the wave decreases what is the difference in gain and sensitivity? - ANSWER- Increasing gain increases amplitude and increasing sensitivity decreases the amplitude What is the shortest sleep latency for a MSLT nap? - ANSWER- 15 minutes (longest its 35 minutes) What is HST? - ANSWER- Home sleep test How do you clean ECG electrodes? - ANSWER- Wipe with cleaning agent that is